RAM 2500 2025 — technical service bulletin
Bulletin S2518000007 · NHTSA communication 11022016 · issued Aug 15, 2025
Technical service bulletin
communication type
Engine
component
2025
model years
4
vehicle entries
Official summary
Engine Exhaust Brake Inoperative With No MIL Lamp Or Diagnostic Trouble Code (DTC
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.